why hypopg not available in aurora PGDB 15.3/15.4

Question

SQL Error [0A000]: ERROR: extension "hypopg" is not available
  Detail: Could not open extension control file "/rdsdbbin/aurora-15.4.15.4.1.18244.0/share/postgresql/extension/hypopg.control": No such file or directory.
  Hint: The extension must first be installed on the system where PostgreSQL is running.

Answer

As of Dec 5,2023, aurora PGDB not support the extension hypopg.

right now, Extensions supported for Aurora PostgreSQL 15(https://docs.aws.amazon.com/AmazonRDS/latest/AuroraPostgreSQLReleaseNotes/AuroraPostgreSQL.Extensions.html#AuroraPostgreSQL.Extensions.15)

Answer

And now in January 2024, the same page https://docs.aws.amazon.com/AmazonRDS/latest/AuroraPostgreSQLReleaseNotes/AuroraPostgreSQL.Extensions.html#AuroraPostgreSQL.Extensions.15 shows that hypopg is available in Aurora for PostgreSQL 15.5.

why hypopg not available in aurora PGDB 15.3/15.4

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